Re: [PATCH] gcc4: Disable __compiletime_object_size for GCC 4.6+

2013-11-13 Thread Guenter Roeck
On Wed, Nov 13, 2013 at 12:57:13PM -0800, H. Peter Anvin wrote: > On 11/13/2013 10:39 AM, Kees Cook wrote: > > Hi Guenter, > > > > On Fri, Apr 12, 2013 at 07:49:08PM -0700, Guenter Roeck wrote: > >> __builtin_object_size is known to be broken on gcc 4.6+. > >> See

Re: [PATCH] gcc4: Disable __compiletime_object_size for GCC 4.6+

2013-11-13 Thread H. Peter Anvin
On 11/13/2013 10:39 AM, Kees Cook wrote: > Hi Guenter, > > On Fri, Apr 12, 2013 at 07:49:08PM -0700, Guenter Roeck wrote: >> __builtin_object_size is known to be broken on gcc 4.6+. >> See http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48880 for details. >> >> This causes unnecssary build warnings

Re: [PATCH] gcc4: Disable __compiletime_object_size for GCC 4.6+

2013-11-13 Thread Guenter Roeck
On Wed, Nov 13, 2013 at 10:39:13AM -0800, Kees Cook wrote: > Hi Guenter, > > On Fri, Apr 12, 2013 at 07:49:08PM -0700, Guenter Roeck wrote: > > __builtin_object_size is known to be broken on gcc 4.6+. > > See http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48880 for details. > > > > This causes

Re: [PATCH] gcc4: Disable __compiletime_object_size for GCC 4.6+

2013-11-13 Thread Kees Cook
Hi Guenter, On Fri, Apr 12, 2013 at 07:49:08PM -0700, Guenter Roeck wrote: > __builtin_object_size is known to be broken on gcc 4.6+. > See http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48880 for details. > > This causes unnecssary build warnings and errors such as > > In function

Re: [PATCH] gcc4: Disable __compiletime_object_size for GCC 4.6+

2013-11-13 Thread Kees Cook
Hi Guenter, On Fri, Apr 12, 2013 at 07:49:08PM -0700, Guenter Roeck wrote: __builtin_object_size is known to be broken on gcc 4.6+. See http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48880 for details. This causes unnecssary build warnings and errors such as In function 'copy_from_user',

Re: [PATCH] gcc4: Disable __compiletime_object_size for GCC 4.6+

2013-11-13 Thread Guenter Roeck
On Wed, Nov 13, 2013 at 10:39:13AM -0800, Kees Cook wrote: Hi Guenter, On Fri, Apr 12, 2013 at 07:49:08PM -0700, Guenter Roeck wrote: __builtin_object_size is known to be broken on gcc 4.6+. See http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48880 for details. This causes unnecssary

Re: [PATCH] gcc4: Disable __compiletime_object_size for GCC 4.6+

2013-11-13 Thread H. Peter Anvin
On 11/13/2013 10:39 AM, Kees Cook wrote: Hi Guenter, On Fri, Apr 12, 2013 at 07:49:08PM -0700, Guenter Roeck wrote: __builtin_object_size is known to be broken on gcc 4.6+. See http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48880 for details. This causes unnecssary build warnings and errors

Re: [PATCH] gcc4: Disable __compiletime_object_size for GCC 4.6+

2013-11-13 Thread Guenter Roeck
On Wed, Nov 13, 2013 at 12:57:13PM -0800, H. Peter Anvin wrote: On 11/13/2013 10:39 AM, Kees Cook wrote: Hi Guenter, On Fri, Apr 12, 2013 at 07:49:08PM -0700, Guenter Roeck wrote: __builtin_object_size is known to be broken on gcc 4.6+. See

[PATCH] gcc4: Disable __compiletime_object_size for GCC 4.6+

2013-04-12 Thread Guenter Roeck
__builtin_object_size is known to be broken on gcc 4.6+. See http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48880 for details. This causes unnecssary build warnings and errors such as In function 'copy_from_user', inlined from 'sb16_copy_from_user' at sound/oss/sb_audio.c:878:22:

[PATCH] gcc4: Disable __compiletime_object_size for GCC 4.6+

2013-04-12 Thread Guenter Roeck
__builtin_object_size is known to be broken on gcc 4.6+. See http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48880 for details. This causes unnecssary build warnings and errors such as In function 'copy_from_user', inlined from 'sb16_copy_from_user' at sound/oss/sb_audio.c:878:22: